How To Fix CNV_OT_PCL027 - Deletion of preselection table &1 (&2) failed in target '&3'

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_OT_PCL - Messages for PCL of generic OBT parts

• Message number: 027

• Message text: Deletion of preselection table &1 (&2) failed in target '&3'

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_OT_PCL027 - Deletion of preselection table &1 (&2) failed in target '&3' ?

  The SAP error message CNV_OT_PCL027 indicates that there was a failure in deleting a preselection table during a data migration or conversion process. This error typically occurs in the context of SAP's data migration tools, such as the SAP S/4HANA Migration Cockpit or other data conversion scenarios.
  Cause:
  The error can be caused by several factors, including:
  
  Database Constraints: There may be foreign key constraints or other dependencies that prevent the deletion of the preselection table.
  Locking Issues: The table might be locked by another process or user, preventing the deletion.
  Insufficient Authorizations: The user executing the deletion may not have the necessary permissions to delete the table.
  Technical Issues: There could be underlying technical issues with the database or the SAP system itself.
  
  Solution:
  To resolve the CNV_OT_PCL027 error, you can take the following steps:
  
  
  Check for Locks: Use transaction codes like SM12 to check for any locks on the preselection table. If there are locks, you may need to wait for them to be released or contact the user who holds the lock.
  
  
  Review Database Constraints: Check if there are any foreign key constraints or dependencies that might be preventing the deletion. You can use transaction SE11 to analyze the table structure and relationships.
  
  
  Verify Authorizations: Ensure that the user executing the deletion has the necessary authorizations. You may need to consult with your SAP security team to verify and adjust the user's roles and permissions.
  
  
  Check for Technical Issues: Look into the system logs (transaction SLG1) for any additional error messages or warnings that might provide more context about the failure.
  
  
  Manual Deletion: If the preselection table is not needed anymore and you have confirmed that it is safe to delete, you can attempt to delete it manually using transaction SE14 (Database Utility) or SE11 (Data Dictionary).
  
  
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  
  
  Contact SAP Support: If the issue persists after trying the above steps, consider reaching out to SAP Support for further assistance.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE11 (Data Dictionary), SM12 (Lock Entries), and SLG1 (Application Log).
  SAP Documentation: Review the official SAP documentation related to data migration and the specific tools you are using.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed.
  
  By following these steps, you should be able to identify the root cause of the CNV_OT_PCL027 error and implement a suitable solution.